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CAS 68541-50-4 may appear across multiple EU annex records. The CAS lookup page shows all Annex II–VI entries sharing this identifier, useful for identifying cross-annex regulatory status of the same chemical substance.

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InventoryRef 3874715/10/2010

TRIMETHYLOLPROPANE TRIISOSTEARATE

2-Ethyl-2-[[(1-oxoisooctadecyl)oxy]methyl]-1,3-propanediyl bis(isooctadecanoate)

TRIMETHYLOLPROPANE TRIISOSTEARATE is listed in the EU CosIng inventory, but no direct annex records are linked on this page yet.

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Regulatory evidence by market

No rule for this ingredient has been imported for any of the 13 markets tracked here.

That describes this inventory, not the law. No imported rule is not evidence that an ingredient is permitted: a rule may exist under another name or identifier, or in a dataset not yet imported here.

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Chemical identity and properties

PubChem 2D chemical structure for CAS 68541-50-4

CAS 68541-50-4PubChem CID 110529

Trimethylolpropane triisostearate

IUPAC name: 2,2-bis(16-methylheptadecanoyloxymethyl)butyl 16-methylheptadecanoate

Molecular formula: C60H116O6
Molecular weight: 933.6 g/mol
Exact mass: 932.87719142 Da
XLogP3: 25.3
Topological polar surface area: 78.9 Å²
Hydrogen-bond donors: 0
Hydrogen-bond acceptors: 6
Covalent units: 1
Defined stereocentres: 0

Also known as

Y32A6D7C6LCRODAMOL TTISPELEMOL TMPISKAK TTIHEST T-3ISSALACOS 6318VCOSMOL 6318VSALACOS 6318

16 more reported names

NIKKOL TRIALAN-318HNS-318AEC TRIMETHYLOLPROPANE TRIISOSTEARATETRIMETHYLOLPROPANE TRIISOOCTADECANOATE2-Ethyl-2-(((1-oxoisooctadecyl)oxy)methyl)-1,3-propanediyl bis(isooctadecanoate)2-ethyl-2-[[(1-oxoisooctadecyl)oxy]methyl]-1,3-propanediyl bis(isooctadecanoate)Isooctadecanoic acid, 1,1'-(2-ethyl-2-(((1-oxoisooctadecyl)oxy)methyl)-1,3-propanediyl) esterIsooctadecanoic acid, 2-ethyl-2-(((1-oxoisooctadecyl)oxy)methyl)-1,3-propanediyl esterIsooctadecanoic acid, 2-ethyl-2-[[(1-oxoisooctadecyl)oxy]methyl]-1,3-propanediyl esterIsooctadecanoic acid, 1,1'-[2-ethyl-2-[[(1-oxoisooctadecyl)oxy]methyl]-1,3-propanediyl] esterRefChem:899870TRIMETHYLOLPROPANE TRIISOSTEARATE [INCI]Isooctadecanoic acid, 2-ethyl-2-(1-oxoisooctadecyl)oxymethyl-1,3-propanediyl ester2-Ethyl-2-(((16-methylheptadecanoyl)oxy)methyl)propane-1,3-diyl bis(16-methylheptadecanoate)1,1,1-Trimethylolpropane triisostearateUNII-Y32A6D7C6L

Open full PubChem record PubChem annotations 3D structure image

External database identifiers

EPA DTXSID:DTXSID8071645

Retrieved from NIH PubChem on 2026-08-31 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.

Inventory details for TRIMETHYLOLPROPANE TRIISOSTEARATE

INCI name

TRIMETHYLOLPROPANE TRIISOSTEARATE

Description

2-Ethyl-2-[[(1-oxoisooctadecyl)oxy]methyl]-1,3-propanediyl bis(isooctadecanoate)

Record provenance

Inventory reference: 38747
Imported identity: TRIMETHYLOLPROPANE TRIISOSTEARATE
Source update: 15/10/2010

European Commission CosIng source notes

Annex records for TRIMETHYLOLPROPANE TRIISOSTEARATE

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Key data

CAS

68541-50-4

271-347-5

Restriction

—

Function

SKIN CONDITIONING: Maintaining the skin in good condition.
SKIN CONDITIONING - EMOLLIENT: Acting as lubricants on the skin surface providing the skin with a soft and smooth appearance.

Official EU ingredient-name evidence

The ingredient name exactly matches the official 2025 EU glossary of common ingredient names.

#29289 · TRIMETHYLOLPROPANE TRIISOSTEARATE

Ingredients with overlapping formulation functions

TRIMETHYLENE ASCORBATESKIN CONDITIONING - EMOLLIENT; HUMECTANT; SKIN CONDITIONING - HUMECTANT; SKIN CONDITIONING - MISCEL…

TRIMETHYLOLPROPANE TRICAPRYLATE/TRICAPRATESKIN CONDITIONING, SKIN CONDITIONING - EMOLLIENT

TRIMETHYLOLPROPANE TRICOCOATESKIN CONDITIONING, SKIN CONDITIONING - EMOLLIENT

TRIMETHYLOLPROPANE TRIETHYLHEXANOATESKIN CONDITIONING, SKIN CONDITIONING - EMOLLIENT

TRIMETHYLOLPROPANE TRILAURATESKIN CONDITIONING, SKIN CONDITIONING - EMOLLIENT

TRIMETHYLOLPROPANE TRISTEARATESKIN CONDITIONING, SKIN CONDITIONING - EMOLLIENT

TRIMETHYLSILOXY/POLYMETHYLSILSESQUIOXANEANTICAKING, BINDING, SKIN CONDITIONING, SKIN CONDITIONING - EMOLLIENT

TRIMETHYLSILOXYSILICATEANTIFOAMING, SKIN CONDITIONING, SKIN CONDITIONING - EMOLLIENT

Additional official and scientific sources

11 external databases to check this identity in

Each link searches that source for this identity. What each source is, and its legal weight

ECHA CHEM / Information on chemicals PubChem PUG REST EU Safety Gate cosmetic product alerts ECHA CHEM US EPA CompTox Cosmetic Ingredient Review safety assessments FDA Global Substance Registration System ILO/WHO International Chemical Safety Cards Japan NITE-CHRIP NIOSH Pocket Guide to Chemical Hazards OECD eChemPortal

How TRIMETHYLOLPROPANE TRIISOSTEARATE appears in the CosIng inventory

The CosIng inventory lists TRIMETHYLOLPROPANE TRIISOSTEARATE as a cosmetic ingredient and this page links it to 0 annex records. The inventory entry captures names and identifiers, while the annex records show where the substance is prohibited, restricted or positively listed in EU cosmetics law.

TRIMETHYLOLPROPANE TRIISOSTEARATE is also tagged with 2 cosmetic functions in the official data. Function labels describe intended use, but they do not replace regulatory review of linked annex records before formulation or labelling work.

Frequently asked questions

TRIMETHYLOLPROPANE TRIISOSTEARATE is listed in the EU CosIng ingredient inventory with no direct annex restriction records linked at this time. Absence of an annex link does not guarantee unrestricted use — always verify against the current official CosIng database before formulating.

According to the EU CosIng inventory, TRIMETHYLOLPROPANE TRIISOSTEARATE carries the following function designation(s):

CAS 68541-50-4 may appear across multiple EU annex records. Viewing the CAS lookup page shows all Annex II–VI entries sharing this identifier, which is useful for identifying cross-annex regulatory status of the same chemical substance.

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Source note for TRIMETHYLOLPROPANE TRIISOSTEARATE

This page reproduces the CosIng inventory entry for TRIMETHYLOLPROPANE TRIISOSTEARATE from public European Commission cosmetic ingredient materials and shows linked identifiers even when no direct annex match is currently attached.

Use this inventory page to research TRIMETHYLOLPROPANE TRIISOSTEARATE and compare linked records, but verify restrictions and legal status against the current official source text and law before making regulatory decisions.

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